Residuals and Deviations in Civil Engineering Surveying Quiz
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Questions and Answers

Which term is sometimes referred to as the deviation?

  • Residual (correct)
  • True value
  • Measured value
  • Most probable value

    • What is the difference between residuals and errors?

  • Residuals and errors cannot be calculated
  • Residuals and errors are theoretically identical
  • Residuals can be calculated but errors cannot (correct)
  • Errors can be calculated but residuals cannot

    • What is another name for a probability curve?

  • Bell-shaped curve
  • Histogram
  • Gauss curve
  • Normal error distribution (correct)

    • What is the most probable value in a measurement?

    <p>Most probable value</p> Signup and view all the answers

    What would the results of an infinite number of measurements theoretically fall along?

    <p>Bell-shaped curve</p> Signup and view all the answers

    What is the formula for calculating residuals?

    <p>Residuals = Measured value - Most probable value</p> Signup and view all the answers

    Explain the difference between residuals and errors.

    <p>Residuals can be calculated whereas errors cannot because there is no way of knowing true values.</p> Signup and view all the answers

    What is the shape of the curve that the residuals would theoretically fall along?

    <p>A smooth bell-shaped curve called a probability curve (also called the Gauss curve or the normal error distribution curve).</p> Signup and view all the answers

    What is another term for the deviation?

    <p>Residual</p> Signup and view all the answers

    What is the definition of the residual?

    <p>The difference between any measured value of a quantity and its most probable value.</p> Signup and view all the answers

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